US3203414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam heating device
Assignee: Individual
•
Filing: 1963-11-04
•
Granted: 1965-08-31
•
Expires: 1983-11-04
Abstract
No abstract record available.
Inventors
- 👤 Rush E Lassiter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:11
CPC Classifications
F; F22; F22B; F22B1/00; F22B1/02; F22B1/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
167 words
APPARATUS FOR HEATING ARTICLES BY CONTACTING THE ARTICLES WITH STEAM COMPRISING: ENCLOSURE MEANS FOR CONTAINING THE ARTICLES TO BE HEATED; A PAIR OF SUBSTANTIALLY PARALLEL APERTURED PLATES CARRIED BY THE ENCLOSURE MEANS, ONE OF THE PLATES DEFINING THE BOTTOM OF THE ENCLOSURE AND THE OTHER, A SUPPORTING PLATE, BEING MAINTAINED IN A SPACED RELATIONSHIP DIRECTLY THEREABOVE FOR SUPPORTING ARTICLES TO BE HEATED; A STEAM GENERATING CHAMBER CARRIED BENEATH THE ENCLOSURE MEANS FOR INTRODUCING STEAM THERETO, THE STEAM GENERATING CHAMBER COMPRISING, AT LEAST ONE ELONGATED MEMBER DISPOSED BENEATH THE BOTTOM PLATE ADJACENT THERETO AND HAVING APERTUES THEREIN WHICH REGISTER WITH THE APERTURES IN THE BOTTOM PLATE, THE ELONGATED MEMBER ALSO HAVING AN OPENING THROUGH WHICH WATER IN LIQUID OR VAPOR STATE CAN BE INTRODUCED THERETO AND AT LEAST ONE END WHICH IS CLOSED BY AN EASILY REMOVABLE PLUG TO PERMIT ACCESS TO THE INTERIOR OF THE MEMBER FOR RAPID AND EFFICIENT REMOVAL OF MATERIALS DEPOSITED THEREIN BY EVAPORATING WATER; MEANS FOR INTRODUCING WATER INTO THE STREAM GENERATING CHAMBER;
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |